Miles between Thornton, CO and Kent, WA

There are
1,292 mi
from Thornton, CO to Kent, WA

That's the driving distance. It would take 22 hours 28 mins to go from Thornton, Colorado to Kent, Washington.

The flight distance (direct flight from Thornton, CO to Kent, WA) is 1,004.12 mi.

1,292 mi = 1.61 kms